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{
"url": "https://numbas.mathcentre.ac.uk/api/questions/245/?format=api",
"name": "Hyperbolic Functions 4",
"published": true,
"project": "https://numbas.mathcentre.ac.uk/api/projects/3/?format=api",
"author": {
"url": "https://numbas.mathcentre.ac.uk/api/users/6/?format=api",
"profile": "https://numbas.mathcentre.ac.uk/accounts/profile/6/?format=api",
"full_name": "Bill Foster",
"pk": 6,
"avatar": null
},
"edit": "https://numbas.mathcentre.ac.uk/question/245/hyperbolic-functions-4/?format=api",
"preview": "https://numbas.mathcentre.ac.uk/question/245/hyperbolic-functions-4/preview/?format=api",
"download": "https://numbas.mathcentre.ac.uk/question/245/hyperbolic-functions-4.zip?format=api",
"source": "https://numbas.mathcentre.ac.uk/question/245/hyperbolic-functions-4.exam?format=api",
"metadata": {
"notes": "\n \t\t<p><strong>30/06/2012:</strong></p>\n \t\t <p>Added, edited tags</p>\n \t\t <p>Slight change to prompt.</p>\n \t\t <p>Could include standard integral in Show steps (once Show steps is available)</p>\n \t\t <p><strong>19/07/2012:</strong></p>\n \t\t <p>Added description.</p>\n \t\t <p>Changed Advice on the standard integral - so that it makes sense!</p>\n \t\t <p>Added Show steps information on the standard integral.</p>\n \t\t <p>Checked calculation.</p>\n \t\t <p>Set new tolerance variable tol=0 for the numeric input.</p>\n \t\t <p><strong>23/07/2012:</strong></p>\n \t\t <p></p>\n \t\t <p>Added tags.</p>\n \t\t <p></p>\n \t\t <p>Solution always requires arccosh(x) and not arcsinh(x) or arctanh(x). Is this on purpose?</p>\n \t\t <p> </p>\n \t\t <p> </p>\n \t\t <p>Question appears to be working correctly.</p>\n \t\t <p> </p>\n \t\t <p><br /><br /></p>\n \t\t <p> </p>\n \t\t",
"description": "<p>Find (hyperbolic substitution):<br />$\\displaystyle \\int_{b}^{2b} \\left(\\frac{1}{\\sqrt{a^2x^2-b^2}}\\right)\\;dx$</p>",
"licence": "Creative Commons Attribution 4.0 International"
},
"status": null,
"resources": []
}